in order vs posterior

in order

adj
  • In a sequence. 

  • In accordance with the procedural rules governing formal meetings of a deliberative body. 

  • Appropriate, worthwhile. 

  • Ready, prepared; orderly; tidy. 

adv
  • In sequence. 

  • Emphasizes that what follows immediately is the purpose of the preceding or the beyond. 

  • She stood in order to see over the crowd. / She stood to see over the crowd. 

posterior

adj
  • Following in order or in time. 

  • Next to, or facing the main stem or axis. 

  • Relating to or denoting presentation of a fetus in which the rear or caudal end is nearest the cervix and emerges first at birth. 

noun
  • The hinder parts of the body. 

  • The probability that a hypothesis is true (calculated by Bayes' theorem). 

How often have the words in order and posterior occurred in a corpus of books? (source: Google Ngram Viewer )